AR033590A1 - Portador de grabacion, dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el - Google Patents

Portador de grabacion, dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el

Info

Publication number
AR033590A1
AR033590A1 ARP010105316A ARP010105316A AR033590A1 AR 033590 A1 AR033590 A1 AR 033590A1 AR P010105316 A ARP010105316 A AR P010105316A AR P010105316 A ARP010105316 A AR P010105316A AR 033590 A1 AR033590 A1 AR 033590A1
Authority
AR
Argentina
Prior art keywords
recording carrier
providing
reading
watermark
distribution
Prior art date
Application number
ARP010105316A
Other languages
English (en)
Spanish (es)
Inventor
Gertjan Yntema
Engelbertus Petrus Gera Kramer
Antonius Jacobus Johann Werner
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of AR033590A1 publication Critical patent/AR033590A1/es

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00579—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the data encoding, e.g., modulation schemes violating run-length constraints, causing excessive DC content, or involving uncommon codewords or sync patterns
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G11B2020/1461—8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G11B2020/1465—8 to 16 modulation, e.g. the EFM+ code used on DVDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Television Signal Processing For Recording (AREA)
ARP010105316A 2000-11-14 2001-11-14 Portador de grabacion, dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el AR033590A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00203980 2000-11-14
EP01203247 2001-08-28

Publications (1)

Publication Number Publication Date
AR033590A1 true AR033590A1 (es) 2003-12-26

Family

ID=26072850

Family Applications (2)

Application Number Title Priority Date Filing Date
ARP010105316A AR033590A1 (es) 2000-11-14 2001-11-14 Portador de grabacion, dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el
ARP070103218A AR061934A2 (es) 2000-11-14 2007-07-19 Portador de grabacion dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el

Family Applications After (1)

Application Number Title Priority Date Filing Date
ARP070103218A AR061934A2 (es) 2000-11-14 2007-07-19 Portador de grabacion dispositivo para leerlo y el metodo y dispositivo para proveer una marca de agua en el

Country Status (14)

Country Link
US (2) US7263201B2 (zh)
EP (2) EP1710796A1 (zh)
JP (1) JP4658448B2 (zh)
KR (1) KR100886406B1 (zh)
CN (2) CN1284169C (zh)
AR (2) AR033590A1 (zh)
AT (1) ATE333135T1 (zh)
AU (1) AU2002220704A1 (zh)
BR (1) BR0107606A (zh)
CA (1) CA2397242A1 (zh)
DE (1) DE60121463T2 (zh)
ES (1) ES2267865T3 (zh)
TW (1) TW584837B (zh)
WO (1) WO2002041316A1 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
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EP1710796A1 (en) 2000-11-14 2006-10-11 Koninklijke Philips Electronics N.V. Record carrier with watermark
EP1561212B1 (en) 2002-11-06 2011-04-06 Koninklijke Philips Electronics N.V. Record carrier
CN1711609A (zh) 2002-11-06 2005-12-21 皇家飞利浦电子股份有限公司 用于在光盘上写入标签的方法
US20050046817A1 (en) * 2003-08-26 2005-03-03 Communication Synergy Technologies Content preservation
US7826636B2 (en) * 2004-01-23 2010-11-02 Koninklijke Philips Electronics N.V. Visual watermark in both data area and inner-ring of record carrier
US7639271B2 (en) * 2004-04-30 2009-12-29 Hewlett-Packard Development Company, L.P. Labeling an optical disc
EP1815470A1 (en) * 2004-11-09 2007-08-08 Koninklijke Philips Electronics N.V. Method and apparatus for recording secondary information on a record carrier
CN100386806C (zh) * 2006-05-24 2008-05-07 华韵影视光盘有限责任公司 一种信息区具有防伪标识的光盘及其制造方法
EP2030204A4 (en) * 2006-06-12 2009-06-17 Thomson Licensing METHOD AND APPARATUS FOR INCORPORATING A SECOND LEVEL CODE IN DATA RECORDED ON OPTICAL DISC BY VARIATION OF THE DATA MODULATION RULE
MX2008016030A (es) * 2006-06-15 2009-01-15 Thomson Licensing Autenticacion de disco por imagen de escala de grises.
CN101578661A (zh) * 2006-12-20 2009-11-11 皇家飞利浦电子股份有限公司 包括水印的光盘以及记录这种光盘的方法和记录器
US20090116356A1 (en) * 2007-08-07 2009-05-07 Lite-On It Corporation Method for recording a visually detectable pattern on an optical record carrier, apparatus for recording a visually detectable pattern on a record carrier and instruction to be executed by the apparatus
KR20100047332A (ko) 2007-08-31 2010-05-07 코닌클리케 필립스 일렉트로닉스 엔.브이. 워터마크를 갖는 광 디스크 및 그러한 디스크를 기록하기 위한 방법 및 레코더
US8259550B2 (en) * 2008-09-16 2012-09-04 Lite-On It Corporation Record carrier as well as an apparatus and method for applying image data as a visually detectable pattern at an optical record carrier

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US4501000A (en) 1981-07-27 1985-02-19 Sony Corporation Method of coding binary data
JP2852181B2 (ja) 1993-09-07 1999-01-27 株式会社日立製作所 情報記録媒体および光ディスク
JP3666193B2 (ja) 1993-09-07 2005-06-29 株式会社日立製作所 光ディスク再生装置
DE69422870T2 (de) * 1993-09-07 2000-10-05 Hitachi, Ltd. Informationsaufzeichnungsträger, optische Platten und Wiedergabesystem
US6122403A (en) * 1995-07-27 2000-09-19 Digimarc Corporation Computer system linked by using information in data objects
SK283798B6 (sk) 1994-02-15 2004-01-08 Koninklijke Philips Electronics N.V. Spôsob premeny postupností m-bitových informačných slov na modulovaný signál, kódovacie zariadenie, dekódovacie zariadenie a nosič záznamu
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JPH08194972A (ja) * 1995-01-12 1996-07-30 Pioneer Video Corp 光ディスク及びその製造装置
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JPH11339374A (ja) * 1998-05-26 1999-12-10 Yamaha Corp ディジタル記録装置
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ATE246391T1 (de) * 1999-03-23 2003-08-15 Koninkl Philips Electronics Nv Verfahren zur dekodierung von einem strom von kanalbits
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US6356517B1 (en) * 2000-10-27 2002-03-12 Job Tien-Chiang Liu Optical disc with a control chip
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Also Published As

Publication number Publication date
AR061934A2 (es) 2008-10-01
CN1747038A (zh) 2006-03-15
KR100886406B1 (ko) 2009-03-02
EP1710796A1 (en) 2006-10-11
BR0107606A (pt) 2002-10-15
CN1747038B (zh) 2011-10-19
US7801327B2 (en) 2010-09-21
CA2397242A1 (en) 2002-05-23
CN1284169C (zh) 2006-11-08
TW584837B (en) 2004-04-21
DE60121463D1 (de) 2006-08-24
US20030172276A1 (en) 2003-09-11
KR20020071941A (ko) 2002-09-13
DE60121463T2 (de) 2007-02-15
AU2002220704A1 (en) 2002-05-27
EP1338010A1 (en) 2003-08-27
EP1338010B1 (en) 2006-07-12
US7263201B2 (en) 2007-08-28
JP2004514236A (ja) 2004-05-13
ATE333135T1 (de) 2006-08-15
US20070291981A1 (en) 2007-12-20
JP4658448B2 (ja) 2011-03-23
ES2267865T3 (es) 2007-03-16
WO2002041316A1 (en) 2002-05-23
CN1416570A (zh) 2003-05-07

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Legal Events

Date Code Title Description
FG Grant, registration